Date | Grid | Clue | Author |
---|---|---|---|
Sat Dec 10, 2022 | 38A | Rock-forming mineral that makes up over half of the earth's crust | Sid Sivakumar |
Sun Sep 20, 2009 | 91D | Mineral that crystallizes from magma | Michael Ashley |
Sun Jan 25, 2004 | 38A | Important constituent of igneous rocks | Harvey Estes and Nancy Salomon |
Wed May 27, 1998 | 25A | Igneous rock constituent | Mark Elliot Skolsky |
Thu Sep 18, 1997 | 10D | Crystalline mineral | Cathy Millhauser |
Date | Grid | Clue | Author | Editor |
---|---|---|---|---|
Mon Dec 28, 1992 | 29A | Rock-forming mineral | Jeff Herrington | Maleska |
Thu May 21, 1970 | 4D | Crystal-like mineral | Unknown | Weng |
Mon Jan 27, 1964 | 10D | Crystalline mineral. | Unknown | Farrar |
Thu Nov 3, 1960 | 37A | Crystalline mineral. | Unknown | Farrar |
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